8. Convert into mole.(a) 12 g of oxygen gas(b) 20 g of water(c) 22 g o – InterviewSolution

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1.	8. Convert into mole.(a) 12 g of oxygen gas(b) 20 g of water(c) 22 g of carbon dioxide.
Answer» (a)32 grams of Oxygen gas = 1 moleThen, 12 grams of Oxygen gas = 12 / 32 mole = 0.375 mole(b)18 grams of water = 1 mole20 grams of water = 20 / 18 mole ≈ 1.11 moles(c)44 grams of CO2 = 1 mole22 grams of CO2 = 22 / 44 mole = 0.5 mole

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